Amazing Facts 4

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Zero is the only number that cannot be represented by Roman numerals

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Kites were used in the American Civil War to deliver letters and newspapers.

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The song, "Auld Lang Syne" is sung at the stroke of midnight in almost every English-speaking country in the world to bring in the new year.

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For every real Christmas tree harvested, two to three seedlings are planted in its place.

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Drinking water after eating reduces the acid in your mouth by 61 percent

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Peanut oil is used for cooking in submarines because it doesn't smoke unless it's heated above 450°F

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The Shell Oil Company originally began as a novelty shop in London that sold seashells

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The roar that we hear when we place a seashell next to our ear is not the ocean, but rather the sound of blood surging through the veins in the ear.

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Nine out of every 10 living things live in the ocean

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The banana cannot reproduce itself. It can be propagated only by the hand of man

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Airports at higher altitudes require a longer airstrip due to lower air density

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Fish and Chip selling officially remained an offensive trade until 1940 due to the smell it produces

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The University of Alaska spans four time zones

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The tooth is the only part of the human body that cannot heal itself.

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In ancient Greece, tossing an apple to a girl was a traditional proposal of marriage. Catching it meant she accepted.